Cybermat Nanoform
From Tardis Wiki, the free Doctor Who reference
Cybermat Nanoforms were what the Eleventh Doctor called the nanoforms used by a certain type of Cybermat. These Cybermats transmitted nanoforms into humans via a bite, the nanoforms carrying a Cyber-virus which converted them into Cyberslaves. (GAME: Blood of the Cybermen [+]Loading...["Blood of the Cybermen (video game)"])